var wsServer = ws;var limitConnect = 5; // 断线重连次数var timeConnect = 0;webSocketInit(wsServer);console.log("websocket地址")console.log(ws)var codeList = []var epcList = []var tidList = []//socket初始化function webSocketInit(service) {console.log("地址:" + service)var ws = new WebSocket(service);ws.onopen = function() {console.log("已连接TCP服务器");var data = {type: "heartbeat",data: "",from: "touchpc"}ws.send(JSON.stringify(data))};ws.onmessage = function(msg) {var data = $.parseJSON(msg.data);if (data.type == "heartbeat") {} else if (data.type == "pushbook") {console.log("检索到的数据")var result = $.parseJSON(msg.data).data}};ws.onclose = function() {console.log('服务器已经断开');reconnect(service);};ws.onerror = function(err) {console.log("服务器报错：");reconnect(service);};// 重连function reconnect(service) {// lockReconnect加锁，防止onclose、onerror两次重连if (limitConnect > 0) {if (localStorage.getItem('lockReconnect') != true) {localStorage.setItem("lockReconnect", 1);limitConnect--;timeConnect++;console.log("第" + timeConnect + "次重连");// 进行重连setTimeout(function() {webSocketInit(service);localStorage.removeItem("lockReconnect");}, 2000);}} else {console.log("TCP连接已超时");}}// 心跳 * 回应setInterval(function() {var data = {type: "heartbeat",data: "",from: "touchpc"}ws.send(JSON.stringify(data))// websocket.send(JSON.stringify(data));}, 1000 * 100);}